It is a " poorly crystallized " Al 3 + compound with the composition Al 2 O 3 * x H 2 O ( 1.0 < x < 2.0 ) with interplanar spacings increased in the [ 020 ]-direction to 0.67 nm in comparison with 0.617 nm for boehmite.
12.
The " Dungeoneer's Survival Guide " ( 1986 ) contains a DM's section detailing a setting called Deepearth, where galeb duhr are some of the denizens clustered near the center of the Dark Realms, an Underdark region near an interplanar whirlpool . " The Official RPGA Tournament Handbook " ( 1987 ) includes a peaceful encounter with four galeb duhr in the adventure " The Long Way Home ".
